@keyframes bounce {
    0% { 
        margin-left:-25%; 
    }
	50% { 
        margin-left:100%; 
    }
}

.spinner-wrap {
    position: relative;
    /* top: -1px;
    left: 0; */
    width: 100%;
    height: 3px;
    overflow: hidden;
}

.spinner-line {
    background-color: #fff;
    width: 30%;
    height: 100%;
    margin-top: 0;
    margin-left: -25%;
    animation: bounce 2s infinite ease-in;
}